Every church has its own Guardian Angel.

Every church has its own Guardian Angel, and he writes down on the invisible charter the behavior of everyone entering the church. The church is the place of the special presence of God on earth. It's heaven on Earth! With what awe and fear we, great sinners, have to step through the church threshold, how carefully we should behave in this holy place ... " 

Archimandrite John (Krestiankin).